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please show work and write neat.
the answer is A. i dont know how to get it.
5. I wo point charges qı =10 mC and q2 = -30 mC are at positions ri=3i - 4j r2=91 +6j (meters units) respectively. What is th
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Answer #1

9 = 10mc, q = -3omc 81 = (3 - 43) m, n = (9 + 69 ) m 7.-P9 = 9x109 x 10 x 163x30x10 3 (-67-10) 16-69–109) 3 Fe = (lo + 117 )

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